package com.ygnn.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ygnn.reggie.common.R;
import com.ygnn.reggie.entity.Employee;
import com.ygnn.reggie.service.EmployeeService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.time.LocalDateTime;


@RestController
@RequestMapping("/employee")
@Slf4j
public class EmployeeController {
    @Autowired
    private EmployeeService employeeService;

    @PutMapping("suc")
    public R log(HttpServletRequest request){
        return R.success("登陆");
    }
    @PostMapping("login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee) {
        String password = employee.getPassword();

        //   ①. 将页面提交的密码password进行md5加密处理, 得到加密后的字符串
        password = DigestUtils.md5DigestAsHex(password.getBytes());
        //②. 根据页面提交的用户名username查询数据库中员工数据信息
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(Employee::getUsername, employee.getUsername());
        Employee emp = employeeService.getOne(queryWrapper);
        //③. 如果没有查询到, 则返回登录失败结果
        if (emp == null) {
            return R.error("登录失败");
        }

        //④. 密码比对，如果不一致, 则返回登录失败结果
        if (!emp.getPassword().equals(password)) {
            return R.error("登录失败");
        }


        if (emp.getStatus() == 0) {
            return R.error("账号已禁用");
        }

        //⑥. 登录成功，将员工id存入Session, 并返回登录成功结果
        request.getSession().setAttribute("employee", emp.getId());
        return R.success(emp);

    }

    @PostMapping("logout")
    public R<String> logout(HttpServletRequest request) {
        //清理Session中保存的当前登录员工的id
        request.getSession().removeAttribute("employee");
        return R.success("退出成功");
    }

    @PostMapping
    public R<String> save(HttpServletRequest request, @RequestBody Employee employee) {
        log.info("新增员工，信息 {}", employee.toString());
        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));
//        更新时间
//        employee.setCreateTime(LocalDateTime.now());
//        employee.setUpdateTime(LocalDateTime.now());
//        Long empID = (Long) request.getSession().getAttribute("employee");
//        employee.setCreateUser(empID);
//        employee.setUpdateUser(empID);
        employeeService.save(employee);
        return R.success("新增员工成功");
    }

    @GetMapping("/page")
    public R<Page> page(int page,int pageSize,String name){
        Page<Employee> pageInfo =new Page<Employee>(page,pageSize);
        LambdaQueryWrapper<Employee> queryWrapper=new LambdaQueryWrapper();
        queryWrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
        queryWrapper.orderByDesc(Employee::getUpdateTime);
        employeeService.page(pageInfo,queryWrapper);
        System.out.println(pageInfo);
        return R.success(pageInfo);
    }
    @PutMapping
    public R<String> update(HttpServletRequest request,@RequestBody Employee employee){
        log.info(employee.toString());
//        Long employeeId = (Long) request.getSession().getAttribute("employee");
//        employee.setUpdateUser(employeeId);
//        employee.setUpdateTime(LocalDateTime.now());
        employeeService.updateById(employee);
        return R.success("员工信息修改成功");
    }
    @GetMapping("/{id}")
    public R<Employee> getById(@PathVariable Long id){
        log.info("查询员工信息。。。");
        Employee employee=employeeService.getById(id);
        if(employee!=null){
            return R.success(employee);
        }
        return R.error("没有查询到对于用户信息");
    }


































}
